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Finding the Fourth Proportional to 360,937.76, 541,434.72 and 150,635.84

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Solution

The fourth proportional to 360,937.76, 541,434.72 and 150,635.84 is: 225,965.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,937.76 : 541,434.72 = 150,635.84 : x
  2. Step 2: Convert to fraction form
    360,937.76/541,434.72 = 150,635.84/x
  3. Step 3: Cross multiply
    360,937.76x = 541,434.72 × 150,635.84
  4. Step 4: Simplify right side
    360,937.76x = 81,559,473,852.36
  5. Step 5: Solve for x
    x = 81,559,473,852.36/360,937.76
  6. Step 6: Final answer
    x = 225,965.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.